BODY FLUIDS & CIRCULATION

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Section-A

1.Match the following columns

Column-I Column- II
(A).Superior vena cava (1).Carries oxygenated blood
(B).Inferior vena cava (2).Carries deoxygenated blood
(C).Pulmonary artery (3).Brings deoxygenated blood from lower part of body to right atrium
(D).Pulmonary vein (4).Bring deoxygenated blood from upper part of body to right atrium


A-1,B-2,C-3,D-4
A-4,B-3,C-2,D-1
A-4,B-2,C-3,D-1
A-1,B-4,C-3,D-2

2.Match the following columns

Column-I Column- II
(A).Basophils (1).Phagocytes
(B).Neutrophils (2).Secrete histamine, serotonin and heparin
(C).Monocytes (3).Allergic reaction
(D).Eosinophils (4).Immunity
(E).Lymphocytes

A-1,B-2,C-3,D-4,E-1
A-2,B-1,C-1,D-3,E-4
A-1,B-1,C-2,D-3,E-4
A-4,B-1,C-2,D-3,E-3

3.Factors for coagulation or clotting of the blood are also present in the _A_ in an _B_ form. Plasma without the clotting factors is called _C_.
Choose the correct option for the blanks A, B and C

A-plasma, B-inactive, C-serum
A-plasma, B-active, C-serum
A-plasma, B-inactive, C-lymph
A-plasma, B-active, C-lymph

4.Serum is

Blood without fibrinogen
Lymph without corpuscles
Blood without corpuscles and fibrinogen
Lymph

5.In an open circulatory system,

There is no distinction between the blood and the tissue fluid
Of tissue fluid is absent
No need of blood vessels
Open space or sinuses are absent

6.Neutrophils are also called
I. acidophils
II. heterophils
III. polymorphs
Choose the option with suitable terms

I and II
II and III
I and III
All of these

7.Which one of the following statements is correct regarding blood pressure?

100/55 mmHg is considered an ideal blood pressure
105/50 mmHg makes one very active
190/110 mmHg may harm vital organs like brain and kidney
130/90 mmHg is considered high and requires treatment

8.Which is largest among the given type of leucocytes?

Eosinophils
Basophils
Monocytes
Lymphocytes

9.What will happen if a Rh – ve person is exposed to the Rh + ve person?

Antigen formation takes place
-ve and +ve Rh antigen cancel out each other
Nothing will happen
Antibody will form

10.Which of the following is the correct pathway for propagation of cardiac impulse?

SA node → AV node → Bundle of His → Purkinje fibres
AV node → Bundle of His → SA node → Purkinje fibres
SA node → Purkinje fibres → AV node → Bundle of His
Purkinje fibres → AV node → SA node → Bundle of His

11.What happens when the pacemaker is non-functional?

Only the auricles will contract rhythmically
The cardiac muscles do not contract in a coordinated manner rhythmically
Only ventricles will contract rhythmically
Cardiac muscle will contract in a coordinated manner

12.You are required to draw blood from patient and to keep it in a test tube for analysis of blood corpuscles and plasma. You are also provided with the following four types of test tubes.
Which of them will you not use for the purpose?

Test tube containing calcium bicarbonate
Chilled test tube
Test tube containing heparin
Test tube containing sodium oxalate

13.Systemic heart refers to

Enteric heart in lower vertebrates
The two ventricles together in humans
The heart that contracts under stimulation from nervous system
Left auricle and left ventricle in higher vertebrates

14.Pacemaker in heart is situated

In the wall of left atrium
In the wall of right atrium
On inter-auricular septum
On inter-ventricular septum

15.Bilirubin is the breakdown product of

Haemoglobin
RBC
WBC
Platelets

16.Primary blood cells are formed in

Plasma
Bone marrow
Liver
Spleen

17.Formed element constitutes what percentage of the blood?

55% of blood
45% of blood
35% of blood
25% of blood

18.Which of the following is an example of buffer system in blood?

Haemoglobin and oxyhaemoglobin
Oxygen and carbon dioxide
Albumin and globulin
Sodium bicarbonate and carbonic acid

19.Which of the following option describes all the components of human blood?

A and B blood group
AB and O blood group
Rh and ABO blood group
Rh and AB blood group

20.At high altitude, RBCs of human blood will

Increase in number
Decrease in number
Decrease in size
Increase in size

21.Cardiac output is determined by

Heart rate
Stroke volume
Blood flow
Both Heart rate and Stroke volume

22.When all the four-chambers of the heart are in relaxed state, it is called

Joint systole
Joint diastole
Systole
Diastole

23.The first heart sound is produced when

Diastole begins
Semilunar valve close quickly
Interventricular pressure decreases
Bicuspid and tricuspid valve close quickly

24.Tricuspid valve is present in

Right atria and right ventricle
Left atria and left ventricle
Wall of atrium
Wall of ventricles

25.If due to some injury the chordae tendinae of the tricuspid valve of the human heart is partially non-functional, what will be the immediate effect?

The flow of blood into the aorta will be slowed down
The ‘pace maker’ will stop working
The blood will tend to flow back into the left atrium
The flow of blood into the pulmonary artery will be reduced

26.Which of the following statement (s) is/are incorrect?
I. The AV node and the bundle of His constitute, the electrical link between the atria and the ventricles
II. The bundle of His is a bundle of electrical nodes which allows the ventricles to contract
III. The bundle of His is a group of fibres that carry the electrical impulses through the centre of the heart
IV. The bundle of His is located in the arterial region
Choose the correct option

II, III and IV
I, III and IV
I, II and IV
II, III and IV

27.Exchange of gases, nutrient, etc., between the blood and the cells takes place through

RBC
WBC
Interstitial fluid
Intrastitial fluid

28.Patient with unknown blood group needs immediate blood transfusion. In this case, which blood do you suggest to give that patient immediately?

Blood group-B
Blood group-AB
Blood group-A
Blood group-O

29.Which of the following events do not occur during joint diastole?
I. All four-chamber are in relaxed state
II. Tricuspid and bicuspid are open
III. Semilunar valves are closed
IV. Blood from the pulmonary veins and vena cava flows into the left and right ventricles, respectively through the left and right atria
The correct option containing correct choice is

Only I
Only III
II and IV
None of these

30.Autoexitable fibres/nodes are called

Nodal musculature
Cardiac nerves
Neurons
All of these

31.Arteries are best defined as the vessels which

Carry blood away from the heart to different organs
Break up into capillaries which reunite to form a vein
Carry blood from one visceral organ to another visceral organs
Supply oxygenated blood to the different organs

32.Blood leaving the liver and going towards heart is rich in

Bile
Urea
Ammonia
Oxygen

33.Blood pressure is controlled by

Adrenal
Thyroid
Thymus
Corpus luteum

34.Components essential for RBC formation is

Iron
Vitamin-$B_{12}$
Folate
All of these

35. 72 beats per minute heart beat rate of man is controlled by

SA-node
Ventricles
Purkinje fibres
AV-node

Section-B

36.Pulse beat is measured from

Arteries
Veins
Capillaries
Nerves

37.Open circulatory system is present in
I. Arthropods
II. Annelids
III. Chordates
IV. Molluscs

III only
III and II
I and IV
IV only

38.Clotting disorders occur mainly due to the reduction in the number of

Granulocytes
RBC
WBC
Platelets

39.Advantage of closed circulatory system is that

Exchange occurs more rapidly
Flow of blood more precisely regulated
It can support high metabolic activity
All of these

40.Atrial natriuretic hormone is produced by

Kidney
Heart
Duodenum
Thyroid gland

41.Hepatic portal system is a

Vascular connection between the digestive tract and liver
Vascular connection between the liver and lungs
Vascular connection between the spleen and liver
Vascular connection between the digestive tract and spleen

42.Blood is a

Mobile connective tissue
Liquid connective tissue
Both Mobile connective tissue and Liquid connective tissue
Semisolid connective tissue

43.Manifestation of increase in the blood pressure of a person is called


Hypertension
Artherosclerosis
Arteriosclerosis
None of these

44.I. Neutrophils
II. Eosinophils
III. Basophils
IV. Lymphocytes
V. Monocytes
Identify wheather the given cell types are granulocytes (A) and agranulocytes (B) and choose the correct option accordingly

A-I,II,III,B-IV,V
A-I,III,IV,B-II,V
A-IV,V,B-I,II,III
A-II,V,B-I,III,IV

45.As the blood passes through the capillaries some water along with small water soluble substances move out into the spaces between the cells of the tissues. This fluid released out is called the

Intrastitial fluid
Interstitial fluid
Nutritional fluid
Vital fluid

46.Which of the following sequences is truly a systemic circulation pathway?

Right ventricle → Pulmonary aorta → Tissues → Pulmonary veins → Left auricle
Right auricle → Left ventricle → Aorta → Tissues → Veins → Right auricle
Left auricle → Left ventricle → Pulmonary aorta → Tissues → Right auricle
Left auricle → Left ventricle → Pulmonary aorta → Arteries → Tissues → Veins → Right atrium

47.The second step in the coagulation of blood is catalyzed by

Thrombin
Factor-XIII
Factor-XII
Heparin

48.Haematuria means

RBCs in the urine
WBCs in the urine
Both of these
None of these

49.Among the following stem cells, which are found in the umbilical cord?

Embryonic stem cells
Adult stem cells
Cord blood stem cells
All of these

50.Duration of cardiac cycle (≅∙88 s)
I. Atrial systole → _A_ sec.
II. Atrial diastole → _B_ sec.
III. Ventricular systole → _C_ sec.
IV. Ventricular diastole → _D_ sec.
Total time = ≅ ∙ 88 sec
Choose the correct option for A, B, C and D

A-0.32, B-0.30, C-0.08, D-0.18
A-0.32, B-0.08, C-0.30, D-0.18
A-0.18, B-0.08, C-0.30, D-0.32
A-0.18, B-0.30, C-0.08, D-0.32